• Doctor of Engineering, MSU-Iligan Institute of Technology, July 2017.

(with sandwich research at Tatung University, Taiwan)

• Master of Engineering , MSU-Iligan Institute of Technology, April  2011.

• Masters of Science in Electrical Engineering –Integrated Circuits Design, National Taipei University (NTPU), Taiwan. June 2009.

•  Bachelor of Science in Electronics and Communications, Cebu Institute of Technology, 2003.

• Diploma in Electronics and Communications Technology, MSU-Iligan Institute of Technology,  2000.

• Antenna Design

• RF Circuits and Systems

• Mixed-Signals Circuits (ADC/DAC)

Google Scholar Page

1. Gil P Ramas, Chi-Fang Huang, Olga Joy L Gerasta, Jessa Lee S Balasa, and Ruel Saranza, "Design of Planar Inverted-F Antenna (Pifa) for 4G Cellular Base Station with Spectrum Sensing," in Proc. 2024 IEEE Region 10 Annual International Conf. (TENCON), Singapore, pp. 66-69, Dec, 2024.

2. Ruel L Saranza, and Olga Joy L Gerasta, "Design of Inset Feed Microstrip Patch Antenna for Wi-Fi Band Application," in Proc. 2024 IEEE Region 10 Annual International Conf. (TENCON), Singapore, pp. 1424-1427, Dec, 2024.

3. Nivea Joy Ubos, Ma Ricalyn Zablan, Kirsten Daniella Acas, Olga Joy Gerasta, Gene Fe Palencia, Nieva Mapula, Kevin Maglinte, Rochelle Sabarillo, and Jessa Lee Balassa, "RF-to-DC Conversion Circuit with Configurable Impedance Matching Circuit for RF Energy Harvesting in 65nm CMOS Technology," in Proc. 2024 IEEE Region 10 Annual International Conf. (TENCON), Singapore, pp. 1314-1318, Dec, 2024.

4. Dhondee D Mugot, Olga Joy L Gerasta, Jesrey S Macasero, Rochelle S Macasero, and Jessa Lee S Balasa, "A Dual Band Sawtooth Corrugated Vivaldi Antenna Design for Communication Signal Enhancement and Emergency Applications," in Proc. 2024 IEEE Region 10 Annual International Conf. (TENCON), Singapore, pp. 62-65, Dec, 2024.

5. Orven E Llantos, Olga Joy L Gerasta, Jefferson A Hora, Eddie P Mondejar, Earl Ryan Aleluya, Jesrey Martin Macasero, Andrea Delos Santos, Preus Prixor P Manulat, Rhonn Daniel Ruffin, Terrence Jefferson B Cimafranca, Helmar R Israel, and Edejed A Paculba, "Real-Time Tracker for Moving Objects with Enhanced Signal and Customized User Interface through Broadcasting Global Positioning Systems Data," Procedia Computer Science, Vol. 251, pp. 132-139, Oct. 2024.

6. Jun L Mata, Charlie S Taclendo, Olga Joy L Gerasta, Vannie Joy T Resabal, and Jerson N Orejudos, "Parametric Optimization of a Frameless High-Rise Structure using Genetic Algorithm," in Proc. IEEE 15th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), pp. 1-6, Nov. 2023.

7. Johnson E Clamonte, Olga Joy L Gerasta, and John Carlo P Guinoo, "Design of a Compact Fractal Dipole Antenna for GPS-GSM-based Tracking Applications," in Proc.  IEEE 22nd International Symposium on Communications and Information Technologies (ISCIT), pp. 162-166, Oct. 2023.

8. Jesrey Martin S Macasero, Najie M Pandian, Olga Joy L Gerasta, Rochelle M Sabarillo, Gene Fe P Palencia, and Rovick P Tarife, "Investigating the Impact of Soil Conditions on a Modified Bow-Tie Antenna’s Radiation Characteristics Operating at 270MHz," in Proc.  IEEE 22nd International Symposium on Communications and Information Technologies (ISCIT), pp. 167-172, Oct. 2023.

9. Joshua E Erojo, Najie Pandian, Olga Joy L Gerasta, and Christopher Gerasta, "Design of Bow-Tie Antenna Loaded with Parasitic Element for Gain, Directivity and Front-to-Back Ratio Enhancement for Very High Frequency (VHF) Wireless Receiving Applications,"  in Proc.  IEEE 22nd International Symposium on Communications and Information Technologies (ISCIT), pp. 151-155, Oct. 2023.

10. Jade C De Juan, Lyriel Mae A Desoyo, Andrea G Delos Santos, Olga Joy L Gerasta, Christopher M Gerasta, and Gene Fe P Palencia, "Design of Signal Enhancing Multiband Antenna Using the Second Iteration of Sierpinski-Shaped Fractal for GSM/GPS/RFID Applications,"  in Proc.  IEEE 22nd International Symposium on Communications and Information Technologies (ISCIT), pp. 1-6, Oct. 2023.

11. Gil P Ramas, Timea Lee J Dura, Najie Pandian, and Olga Joy L Gerasta, "Comparative Study of Multiband Horn and Yagi-Uda Antenna For Spectrum Sensing Applications," in Proc.  IEEE 22nd International Symposium on Communications and Information Technologies (ISCIT), pp. 156-161 Oct. 2023.

12. Johannah Mae Abestano, Jefferson Hora, Olga Joy Gerasta, and Melvin Joey de Guzman, "Optimizing Design Power Integrity using IR-Aware Placement," in Proc. 37th International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC), Jul. 2022.  

13. Kent B Roferos, Carl John O Salaan, and Olga Joy L Gerasta, "EMI-based Rebar Localization using Neural Network Regression Tool,"  in Proc. IEEE 14th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), pp. 1-6, Dec. 2022.

14. Jayson Loreto, Olga Joy L Gerasta, and Aileen C Gumera, "Residual Current Circuit Implemented in Complementary Metal Oxide Semiconductor for Remanence Correction," in Proc. IEEE 12th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), pp. 1-6, Dec. 2020.

15. Vrian Jay V Ylaya, Olga Joy L Gerasta, Jesrey Martin S Macasero, Daryl P Pongcol, Najie M Pandian, and Ryan Rhay P Vicerra, "Linear frequency modulated continuous wave lfm-cw short-range radar for detecting subsurface water content with deep learning," in Proc. IEEE 12th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), pp. 1-6, Dec. 2020.

16. Jesrey Martin S. Macasero and Olga Joy L. Gerasta, “Performance comparison of beat frequency extraction algorithm and cross Correlation algorithm for FMCW radar signal processing implemented on LabVIEW and USRP”, in Proc. IEEE 11th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Dec. 2019.

17. Daryl Pongcol, Olga Joy Gerasta, Jesrey Martin Macasero, Vrian Jay Ylaya,, Najie Pandian and Aileen Caberos, “Dual Continuous Wave Radar for Ground Object Detection in GNU-Radio with USRP,” in Proc. IEEE 11th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Dec. 2019.

18. Blesshe Mae B. Beron, Varrie T. Duhaylungsod, Kister Genesis Jimenez, Jefferson Hora, Re-Ann Cristine O. Calimpusan and Olga Joy Gerasta, “ASIC Implementation of Pipelined Blowfish Cryptographic Core in 0.13 µm CMOS Process Technology, in Proc. IEEE 11th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Dec. 2019.

19. Xyrex A. Calang, Al John S. Timogan, Olga Joy L. Gerasta, Najie Pandian and Vrian Jay V. Ylaya, “Low Cost High Frequency Tag Antenna for an Inventory Management RFID System,” in Proc. IEEE 11th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management ( HNICEM ), Dec. 2019.

20. Mike Martin C. Diangco, and Olga Joy L. Gerasta, “Multiple-Input Energy Harvesting DC Adder Combiner for Internet of Things (IoT) Wireless Sensor Nodes (WSN) Applications in 65nm CMOS Technology, “in Proc. IEEE 11th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management ( HNICEM), Dec. 2019.

21. Rhea Vanessa Acut, Jefferson A. Hora, Olga Joy Gerasta, Xi Zhu, and Eryk Dutkiewicz, “PV-TEG-WiFi Multiple Sources Design Energy Harvesting System for WSN Application,” in Proc. IEEE 4th International Circuit and System Symposium, Sept. 2019. KL, Malaysia.

22. Ramon Cristopher Calam, Jefferson A. Hora, Olga Joy Gerasta, Xi Zhu, and Eryk Dutkiewicz, “A Self-Calibrating Off-Time Controller for WSN/IoT Synchronous Non-Inverting Buck-Boost DC-to-DC Converter Application,” in Proc. IEEE 4th International Circuit and System Symposium, Sept. 2019. KL, Malaysia.

23. Kresil Joy Jimenez, Jefferson A. Hora, Olga Joy Gerasta, Xi Zhu, and Eryk Dutkiewicz, “Self-Biased 2.4 GHz CMOS RF-to-DC Converter with 80% Efficiency and -22.04 dBm Sensitivity for Wi-Fi Energy Harvesting,” in Proc. IEEE 4th International Circuit and System Symposium, Sept. 2019. KL, Malaysia.

24. Vrian Jay Ylaya, Anna Ruth Alvarez, Potrinordid’dan Benasing, Olga Joy L. Gerasta, Aileen B. Caberos and Najie M. Pandian, “Artificial Intelligent (AI) Signal Processing Approach of Subsurface Electromagnetic Radar,” in Proc.  IEEE 19th International Symposium on Communications and Information Technologies (ISCIT), Sept. 2019.

25. Daryl P. Pongcol, Olga Joy L. Gerasta, Jesrey Martin S. Macasero, Vrian Jay V. Ylaya, Najie M. Pandian and  Aileen B. Caberos, “Frequency Shift Keying Radar for Ground Object Detection in GNU-Radio with USRP,” in Proc.  IEEE 19th International Symposium on Communications and Information Technologies (ISCIT), Sept. 2019.

26. John Albert de Pedro, Laniebeth Butalid and Olga Joy Gerasta, “Electromagnetic wave radar system design for water detection through NI USRP-2932,” in Proc.  IEEE 19th International Symposium on Communications and Information Technologies (ISCIT), Sept. 2019.

27. Joseph Martin P. Buray and Olga Joy Labajo-Gerasta, “Motion Detection Radar for Surveillance Applications Implemented Through Ni USRP-2932,” in Proc.  IEEE 19th International Symposium on Communications and Information Technologies (ISCIT), Sept. 2019.

28. Leocarl M. Viñalon, Aileen B. Caberos and Olga Joy L. Gerasta, “A Modified Yadav CMOS Buffer for SRAM Design,” in Proc.  IEEE 19th International Symposium on Communications and Information Technologies (ISCIT), Sept. 2019.

29. Olga Joy L.Gerasta, Jonathan Maglasang and Chi-FangHuang, "Design of Unmanned Aerial Vehicle Based Remote Time Domain Reflectory, " 10th IFAC Symposium on Control of Power and Energy System (IFAC-PapersOnline), vol. 51, no. 28, pp. 661-665, Sept. 2018. 

30. Darwin Mangca, Olga Joy Gerasta, Anne Lorraine Luna, Xi Zhu, and Jefferson A. Hora, “On-the-fly computation method in field-programmable gate array for analog-to-digital converter linearity testing,” Journal of Engineering and Technological Sciences, Vol. 50, No. 5, pp. 589-606, Jan. 2018.

31. Davie Mae G. Abad, Alyanna Jeane C. Ondoy, Re-Ann Cristine O. Calimpusan, Olga Joy Gerasta and Jefferson A. Hora, “Output Response Analyzer of Built-in-Self-Test for 14-Bit ADC in 0.13µm CMOS Technology,” in Proc. IEEE International Conference on Control, Electronics, Renewable Energy and Communications (ICCEREC), Dec. 2018.

32. Robert T. Nericua, George Vinfred S. Maraat, Re-Ann Cristine O. Calimpusan, Olga Joy Gerasta and Jefferson A. Hora, “16-Bit Low Power Feedforward Architecture Sigma-Delta ADC with Integrator Time Multiplexing for Microprocessors,” in Proc. International Conference on Control, Electronics, Renewable Energy and Communications (ICCEREC), Dec. 2018.

33. Jesrey Martin S. Macasero, Olga Joy L. Gerasta, Daryl P. Pongcol, Vrian Jay V. Ylaya, and Aileen B. Caberos “Underground Target Objects Detection Simulation Using FMCW Radar with SDR Platform,” in Proc. IEEE 10th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Dec. 2018.

34. Floyd Ferrant B. Fortes and Olga Joy Labajo-Gerasta, “Comparative Study of Different Materials for High Frequency Tag Antenna for Radio Frequency Identification (RFID) Applications,” in Proc. IEEE 10th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Dec. 2018.

35. Johaira M. Maute, Verna Katrin J. Puebla, Robert T. Nericua, Olga Joy L. Gerasta and Jefferson A. Hora, “Design Implementation of 10T Static Random Access Memory Cell Using Stacked Transistors for Power Dissipation Reduction,” in Proc. IEEE 10th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Dec. 2018.

36. Mark Anthony Luzon and Olga Joy Gerasta, “Slotted Circular Polarized Rectangular Microstrip Patch Antenna with Enhanced Bandwidth for Wireless Communication in 2.45GHz,” in Proc. IEEE 10th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Dec. 2018.

37. Jefferson A. Hora, Dessa Piandong, Paul Emmanuel Empas, Olga Joy Gerasta, Xi Zhu, and  Eryk Dutkiewicz, “A CMOS implemented transimpedance amplifier design for optical communications,” in Proc. IEEE 10th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Dec. 2018.

38. Jennifer Ian G. Ligtao, Chinet M. Overstreet, Robert T. Nericua, Olga Joy L. Gerasta and Jefferson A. Hora, “Implementation of On-chip OVP, OCP and OTP Circuits for DC-DC Converter Design,” in Proc. IEEE 10th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Dec. 2018.

39. Paul Emmanuel G. Empas and Olga Joy L. Gerasta and Jefferson A. Hora, “A Linearized Cascode Shut-off Low-Noise Amplifier for Carrier Aggregation Application,” in Proc. IEEE 10th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Dec. 2018.

40. Jefferson A. Hora, Krisha Dawn J. Dura, Chrizia Mae B. Nabua, Robert T. Nericua, Olga Joy Gerasta, Eryk Dutkiewicz, and Zhu Xi, “A Design of Inverse Class-J Power Amplifier using Varactor Diode for 4G Communication Systems,” in Proc. IEEE 10th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Dec. 2018.

41. Daryl P. Pongcol, Olga Joy L. Gerasta, Jesrey Martin S. Macasero, Vrian Jay V. Ylaya and Aileen B. Caberos, “GNU-Radio Simulation Application for Impulse Radar Technique on Ground Object Detection,” in Proc. IEEE 10th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Dec. 2018.

42. Bringas R, Dy F and Olga Joy Gerasta, “10-bit segmented current steering DAC in 90nm CMOS technology,” IOP Conference Series: Materials Science and Engineering Journal, vol.79, Jun.  2015.

43. Jubay M, and Gerasta O, “Full-custom design of split-set data weighted averaging with output register for jitter suppression,” IOP Conference Series: Materials Science and Engineering Journal, vol.79, Jun.  2015.

44. J C Pagatpat1, A C Arellano1 and O J Gerasta1 , "GSM & web-based flood monitoring system," IOP Conference Series: Materials Science and Engineering Journal, vol.79, Jun.  2015.

45. Olga Joy L. Gerasta, Jefrey Pasco and Muhammd Shaheed D. Ibrahim ; Mohammad Ali M. Muti, “Transmitter implemented in 0.18um CMOS process technology,”  in Proc. IEEE 8th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Nov. 2015.

46. Olga Joy L. Gerasta and Ace Virgil D. Villaruz, “Reconstruction filter for Delta-Sigma oversampling digital-to-analog converter implemented in 0.18um CMOS technology,” in Proc. IEEE 8th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Nov. 2015.

47. Olga Joy L. Gerasta, M. Capilayan, M.Dandan, S.Magayoong, “3rd Order Dual Truncation 18Bit Audio MASH 2-1 Delta-Sigma D/A Converter in 90nm CMOS Technology Implementation,” International Journal of Electronics and Electrical Engineering, vol.2, no.4, pp. 276-280, Dec. 2014.

48. Olga Joy L. Gerasta, H. Doque and JD. Mangali, “2-1, 2-2,2-1-1 MASH Delta-Sigma Modulator for 18 Bit Audio D/A Converter,” International Journal of Electronics and Electrical Engineering, vol.3, no.1, pp. 44-49, Dec. 2014.

49. Olga Joy L. Gerasta, Lavern S. Bete, Jayson C. Loreto, Sheerah Dale M. Orlasan, and Honey Mae N. Tagalogon, “ 12-Bit Pipeline ADC Implemented in 0.09um Digital CMOS Technology for Powerline Alliance," International Journal of Electronics and Electrical Engineering, vol.2, no.4, pp. 291-297, Dec. 2014.

50. Olga Joy L. Gerasta, Harrez Villaruz and Dominic O. Cagadas, “Design of 18-bit decimator for sigma-delta analog to digital converter with variable oversampling rate for audio application,” in Proc. IEEE 7th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM), Nov. 2014.

51. Olga Joy L. Gerasta, Jose Ricardo M. Catane and Mark Jayson O. Mortel, “8-bit DAC with partial randomization dynamic element matching for nonlinear distortion correction,” in Proc. TENCON IEEE Region 10 Conference, Nov. 2012.